T-MOBILE USA, INC.
18 prefixes in 458 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 458-209 | EUGENE | 6529 | 2017-03-14 | Yes |
| 458-254 | KLAMATHFLS | 6529 | 2020-09-28 | Yes |
| 458-260 | BROOKINGS | 6529 | 2021-03-02 | Yes |
| 458-262 | ALBANY | 6529 | 2021-03-18 | Yes |
| 458-265 | WHITE CITY | 6529 | 2021-04-29 | Yes |
| 458-266 | LEBANON | 6529 | 2021-05-27 | Yes |
| 458-271 | ROSEBURG | 6529 | 2021-06-30 | Yes |
| 458-277 | NEWPORT | 6529 | 2021-11-09 | Yes |
| 458-278 | ALBANY | 6529 | 2021-11-09 | Yes |
| 458-285 | ALBANY | 6529 | 2022-03-08 | Yes |
| 458-291 | GRANTSPASS | 6529 | 2022-11-23 | Yes |
| 458-322 | ALBANY | 6529 | 2024-03-28 | Yes |
| 458-329 | BEND | 6529 | 2024-06-25 | Yes |
| 458-337 | ALBANY | 6529 | 2025-12-10 | Yes |
| 458-338 | BEND | 6529 | 2025-12-10 | Yes |
| 458-347 | ALBANY | 6529 | 2025-06-26 | Yes |
| 458-357 | MADRAS | 6529 | 2025-11-06 | Yes |
| 458-359 | MILTONFWTR | 6529 | 2025-12-03 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.